The situation can be managed by putting on an external moisturizing cream.
Astigmatism can get nutritional aids such as omega-3. Be aware that Dry Eyes are often a danger sign to a viral infection such as distemper. Some may in order to have problems well into their 40s. https://goelancer.com/question/6-diet-plans-to-youthful-and-healthy-skin-for-woman/